PATENTS 2973. ----- [RUHRCHEMIE, A. G.] [Method for Operating an Exothermic Catalytic Converter Especially One for Hydrogenation of Carbon Monoxide.] German Patent Appl. R 113,201, R-620, filed June 11, 1942 (Cl. IV b-12 g). FIAT Reel K-30, frames 7,663-7,667; PB 73,587;TOM Reel 177, frames 1,527-1,530; TOM Reel 36, bag 3,454, item 36; TOM Reel 39, bag 3,453, item 1; Meyer Transl. PC—S—II, Fischer-Tropsch, vol. 1, chap. 15, 1948, p. 38. Describes the manner of circulating the cooling medium. See also German Patent Appl. R 113,200 (abs. 2895) and R 113,202 (abs. 2980). |